Question

A can do a piece of work in 10 days. A and B can finish the same work 6 days. If B alone starts to do the work, how will it take?

Answer 1

Step-by-step explanation:

A one day work= 1/10

A and B one day work = 1/6

B one day = 1/6 - 1/10

= 1/15

So B can do a work in 15 days